X-Git-Url: https://git.ao2.it/visomat-utils.git/blobdiff_plain/32d3e4d3b1e13fc36501cd90a2ff85644670af3f..HEAD:/README?ds=inline diff --git a/README b/README index 9cc74be..7021cd1 100644 --- a/README +++ b/README @@ -1,6 +1,8 @@ Utility software to access the Visomat Double Comfort blood pressure meter: http://www.visomat.de/Oberarm-Blutdruckmes.372.0.html +The same protocol seems to be used also by the Prevention DS-2200PV. + The device can store measurements for two distinct users and has a USB port that can be used to download the history of measurements or trigger a new measurement (apparently only for user 1). @@ -21,7 +23,7 @@ communication anyways. Each data packet starts with the STX control character, and ends with ETX. -There are at least two kind of packets: requests and responses. +There are at least two kinds of packets: requests and responses. A request can be used to send command codes to the device. @@ -68,3 +70,19 @@ The structure can be better visualized when split in fields: 440601 1319 0 114 063 066 100101 1400 0 114 070 071 130312 1145 0 121 080 072 + +When the number of records is 0, there is a dummy byte at the end of the user +memory block, e.g.: + + M1001M20115110321300134097083 + +The structure is: + + M + 1 + 00 + 1 # dummy byte, present only when the previous field is 00 + M + 2 + 01 + 151103 2130 0 134 097 083